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Cylinder steam oil No. 24 and No. 38 for high-temperature steam engines
High-temperature industrial grease

Cylinder oil for steam engines No. 24 / No. 38

High-temperature grease for steam cylinders and steam equipment

High temperature Direct Steam Contact High adhesion Resistance to condensate washout Low Evaporation Loss

Cylinder steam oil No. 24 and No. 38, designed for direct cylinder lubrication under high-temperature steam conditions. Ningbo MOS Chemical Co., Ltd. supports industrial lubricant distributors, equipment operators, and international buyers with wholesale supplies, bulk procurement, OEM, private labels, and export deliveries, backed by the MOSINTER GROUP investment production network.

Excellent High-Temperature Grease Stable under high-temperature steam conditions
Washout Resistance Resistance to condensate washout
Sealing properties Effective Lubrication and Sealing
Low Evaporation Loss Coking Resistance and Wear Reduction
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Cylinder Oil for Steam Engines Description

Cylinder steam oil is a high-viscosity industrial lubricating oil designed for direct cylinder lubrication in equipment operating under steam pressure and at elevated temperatures. High adhesion helps the oil cling to cylinder surfaces and resist wash-off by condensate, while its sealing properties ensure stable operation of steam equipment.

Low evaporation loss helps reduce lubricant failure and dry friction under high-temperature steam conditions. Thermal stability also helps limit carbon deposit formation, mechanical wear, and steam channel clogging. Ningbo MOS Chemical Co., Ltd. supplies cylinder oil for steam engines to industrial lubricant importers, distributors, equipment operators, and OEM buyers through bulk supply, wholesale procurement, private labels, and export cooperation.

  • Primarily used for steam engines, steamships, steam pumps, and steam hammers
  • Designed for direct cylinder lubrication in contact with steam
  • Grade 24 is suitable for steam pressure up to 1600 kPa and steam temperature from 150°C to 200°C
  • Class 38 is suitable for steam pressure up to 2940 kPa and steam temperature from 200°C to 300°C.
  • High adhesion and resistance to condensate wash-off
  • Available for wholesale, OEM, and export supply
Production and Bulk Supply of Steam Cylinder Oil

Product Parameters

GB/T447-94
Position Grade 24(680) 38(1000) Test Method
Kinematic viscosity (40°C), mm²/s 20~30 30~40 GB/T265
Flash point (open cup), °C
Min		 240 260 GB/T267
Water-Soluble Acid or Alkali No No GB/T259
Pour point, °C
Not above		 18 20 GB/T3535
Moisture, %
Max		 0.05 0.05 GB/T260
Mechanical Impurities, %
Max		 0.03 0.03 GB/T511

Frequently Asked Questions about Steam Cylinder Oil

What is cylinder oil used for?

Cylinder oil for steam engines is used for direct cylinder lubrication in steam engines, steamships, steam pumps, steam hammers, and other equipment operating under high-temperature steam conditions.

What Is the Difference Between Steam Cylinder Oils No. 24 and No. 38?

Grade 24 is specified for steam pressure up to 1600 kPa and steam temperature from 150°C to 200°C. Grade 38 is specified for steam pressure up to 2940 kPa and steam temperature from 200°C to 300°C.

Do you supply locomotive cylinder oil for wholesale and OEM orders?

Yes. Ningbo MOS Chemical Co., Ltd. supports industrial lubricant importers, distributors, equipment operators, and international buyers by offering B2B wholesale, bulk procurement, OEM, private label, and export supply.

What packaging is available for cylinder oil?

The standard packaging listed on this page is a 170 kg steel drum. Export packaging and procurement requirements can be discussed depending on order volume and destination market.